Home / 10,630,680.81-15,948,346.80-3,442,941.30

Finding the Fourth Proportional to 10,630,680.81, 15,948,346.80 and 3,442,941.30

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Solution

The fourth proportional to 10,630,680.81, 15,948,346.80 and 3,442,941.30 is: 5,165,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,680.81 : 15,948,346.80 = 3,442,941.30 : x
  2. Step 2: Convert to fraction form
    10,630,680.81/15,948,346.80 = 3,442,941.30/x
  3. Step 3: Cross multiply
    10,630,680.81x = 15,948,346.80 × 3,442,941.30
  4. Step 4: Simplify right side
    10,630,680.81x = 54,909,221,864,442.84
  5. Step 5: Solve for x
    x = 54,909,221,864,442.84/10,630,680.81
  6. Step 6: Final answer
    x = 5,165,165.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.